Cheongdamdong Sauce is a Japanese restaurant in Busan that serves donkatsu, nabe, and hambak steak. It is located on the sixth floor of the restaurant area in the Lotte Department Store Centum City branch. Cheese nabe and kimchi nabe are served alongside donkatsu, and flying fish roe rice balls can be ordered as an add-on. Prices are on the high side for the food quality.